| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by [v-ing] [art] [unc] | 64 |
|
| 2 | by [v-ing] [art] [unc] | 64 |
|
| 3 | [prep] [v-ing] a [unc] | 51 |
|
| 4 | by [v-ing] a [unc] | 21 |
|
| 5 | by [verb] a [unc] | 18 |
|
